Answer:
i think it would be 24 times 6 althought since this is a college question its probably a lot more complex but ill just give it a shot and say its 168.
Explanation:
i think its 168 because it woud be 6 more layers of that 24 cube layer so thatd be 6 times 24 which is 144 and then plus the other 24 thats already there it would be 168.